Valcom V-2901 User Manual

Page of 6
VSP-V-2901
Issue 6
1
947301
V-2901
UNIVERSAL DOOR ANSWERING SYSTEM
INTRODUCTION
The V-2901 is a Universal Door Answering System
for use with any single line telephone, electronic or
1A2 key system, or PABX.  These instructions
contain the specifications and information necessary
to install, operate, and maintain the Universal Door
Answering System.
SPECIFICATIONS
Purpose
Provides remote door answering from a telephone or
telephone system.
Applications
 
Electronic Key Systems
 
PABXs
 
1A2 Key Systems
 
Stand Alone Systems
Refer to Figure 1 for a block diagram of a typical
installation.
Features
 
Line key access from Electronic or 1A2 key
systems
 
Loop trunk port access from PABX
 
Dedicated single line telephone access
 
Built in handsfree amplifier
 
RJ11 modular connector for Tip and Ring
connections
 
Power on LED
 
Provides contact for electric strike plate
 
Programmable door unlock codes (use with tone
dial telephones)
 
Input for manual door unlock (push-button)
 
Removable screw terminal blocks for all
connections
 
Built in (30 Hz) ringing generator (with on/off  
switch)
 
Ringback tone for speaker
 
Works with the Valcom V-1070A or V-1071
door plate speakers
 
AC line powered
 
Compatible with VPB-260 Battery Back-up
Capacity
 
The V-2901 is a single talkpath unit
 
Each V-2901 will drive up to 2 Valcom 45 Ohm
Talkback Speakers
Dimensions/Weight
 
8.6" H x 11.0" W x 2.3" D
(21.6cm H x 27.9cm W x 5.8cm D)
 
3 lbs. (1.36 kg)
Specifications
 
Input Impedance:
600 Ohms
 
Input Level:
-10 dBm Nominal
 
Output Impedance:
45 Ohms
 
Ring Supply:
90VAC, 30 Hz
Interrupted 1 sec. on 4 sec. off